package com.leyou.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

//编写cors的过滤配置类，解决跨域请求
@Configuration
public class GlobalCorsConfig {
    @Bean
    public CorsFilter corsFilter(){
        //添加cors的配置信息
        CorsConfiguration config = new CorsConfiguration();
        //允许的域，否则无法发送cookie的信息
        config.addAllowedOrigin("http://manage.leyou.com");
        //是否发送cookie的信息
        config.setAllowCredentials(true);
        //允许的请求方式
        config.addAllowedMethod("OPTIONS");
        config.addAllowedMethod("HEAD");
        config.addAllowedMethod("GET");
        config.addAllowedMethod("PUT");
        config.addAllowedMethod("POST");
        config.addAllowedMethod("DELETE");
        config.addAllowedMethod("PATCH");
        //允许的头部信息
        config.addAllowedHeader("*");
        //添加映射路径，拦截一切请求
        UrlBasedCorsConfigurationSource configSource = new UrlBasedCorsConfigurationSource();
        configSource.registerCorsConfiguration("/**",config);
        //返回新的corsFilter
        return new CorsFilter(configSource);
    }
}
